How to interconnect Sentera products via Modbus RTU? These tools make it easy to interconnect your Sentera devices via Modbus RTU. They allow you to combine the strength and intelligence of different Sentera products and to create the perfect control solution for your ventilation system. These control solutions can work stand-alone or they can be connected to the internet, lifting their functionality to the highest level. Once connecte to the internet, a broad range of extra services and functionalities becomes available: data logging, alert notifications, remote parameter modification, firmware updates, etc.